package com.son.service;

import com.son.domin.Student;
import com.son.domin.Teacher;

import java.util.ArrayList;

public interface InterTeacherService {
    void addTeacher(Teacher teacher);

    boolean isExists(String sid);

    ArrayList<Teacher> findAllTeacher();

    void deleteTeacher(String sid);

    void updateTeacher(String sid,Teacher teacher);
}
